Nostalgia is a weird feeling. The feeling of nostalgia isn't really a sad feeling, but it isn't really a happy one either. It is probably the truest bittersweet feeling out there. Different things can trigger nostalgia for everyone, but there is a large cohort of people who all have very similar triggers for nostalgic feelings.

This specific time would be the '90s and early 2000s. This time featured a lot of really memorable things for many people. Technology was changing at an impressively quick rate, so the toys, the colors and the gadgets were all such pivotal things for so many people.

It is both a little sad and very interesting to see just how much these things have evolved over the years. Things have become smaller, quicker and more efficient, but there will always be a certain charm to those classic toys and pieces of technology from the past.

Reddit's "Nostalgia" is the subreddit to visit to find all of the most nostalgic moments that so many people can relate to and love. Here are just 25 of them that might have some people feeling a little old.